//
//  Person.h
//  day4
//
//  Created by 郭志远 on 2023/12/7.
//

#import <Foundation/Foundation.h>

NS_ASSUME_NONNULL_BEGIN

@interface Person : NSObject
{
    @public
    int _age;
    @protected
    double _height;
    @private
    NSString *_name;
    @package
    double _weight;
}
@end

NS_ASSUME_NONNULL_END
